National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Light Snow

33°F

1°C

Humidity 97%
Wind Speed NW 6 mph
Barometer 30.26 in
Dewpoint 32°F (0°C)
Visibility 2.50 mi
Wind Chill27°F (-3°C)
Last update 10 Dec 12:55 am MST
Extended Forecast for

3 Miles WSW East Portal CO

  • Overnight

    Overnight: Snow likely. Widespread blowing snow, mainly before 2am. Mostly cloudy, with a steady temperature around 22. Windy, with a west wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 22 °F

    Snow Likely
    and Blowing
    Snow

  • Wednesday

    Wednesday: A 40 percent chance of snow. Widespread blowing snow, mainly after 5pm. Mostly cloudy, with a steady temperature around 21. Wind chill values as low as zero. Very windy, with a west wind 28 to 37 mph, with gusts as high as 65 mph. New snow accumulation of around an inch possible.

    High: 21 °F

    Chance Snow
    and Blowing
    Snow

  • Wednesday Night

    Wednesday Night: Areas of blowing snow. Mostly cloudy, with a low around 20. Very windy, with a west wind 29 to 37 mph, with gusts as high as 60 mph.

    Low: 20 °F

    Areas Blowing
    Snow and Very
    Windy

  • Thursday

    Thursday: Patchy blowing snow before 11am. Mostly sunny, with a high near 26. Windy, with a west wind 26 to 31 mph, with gusts as high as 41 mph.

    High: 26 °F

    Windy. Patchy
    Blowing Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. Windy, with a west wind 22 to 30 mph, with gusts as high as 37 mph.

    Low: 17 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: Mostly sunny, with a high near 27. Breezy.

    High: 27 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Windy.

    Low: 15 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: Mostly sunny, with a high near 25. Breezy.

    High: 25 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 16. Breezy.

    Low: 16 °F

    Partly Cloudy
    and Breezy

Detailed Forecast

Overnight
Snow likely. Widespread blowing snow, mainly before 2am. Mostly cloudy, with a steady temperature around 22. Windy, with a west wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
A 40 percent chance of snow. Widespread blowing snow, mainly after 5pm. Mostly cloudy, with a steady temperature around 21. Wind chill values as low as zero. Very windy, with a west wind 28 to 37 mph, with gusts as high as 65 mph. New snow accumulation of around an inch possible.
Wednesday Night
Areas of blowing snow. Mostly cloudy, with a low around 20. Very windy, with a west wind 29 to 37 mph, with gusts as high as 60 mph.
Thursday
Patchy blowing snow before 11am. Mostly sunny, with a high near 26. Windy, with a west wind 26 to 31 mph, with gusts as high as 41 mph.
Thursday Night
Partly cloudy, with a low around 17. Windy, with a west wind 22 to 30 mph, with gusts as high as 37 mph.
Friday
Mostly sunny, with a high near 27. Breezy.
Friday Night
Partly cloudy, with a low around 15. Windy.
Saturday
Mostly sunny, with a high near 25. Breezy.
Saturday Night
Partly cloudy, with a low around 16. Breezy.
Sunday
Mostly sunny, with a high near 28. Breezy.
Sunday Night
Partly cloudy, with a low around 16. Breezy.
Monday
Mostly sunny, with a high near 26. Breezy.
Monday Night
Partly cloudy, with a low around 14. Breezy.
Tuesday
A slight chance of snow. Partly sunny, with a high near 22. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW East Portal CO
 39.89°N 105.7°W (Elev. 11722 ft)
Last Update:
2:02 pm MST Dec 9, 2025
Forecast Valid:
1am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation